Size:8*6*3.5cm

• Packing:144pcs/ctn/1.6cuft
• Function:This Light Meter is designed to check the indoor brightness without any difficulties. Simply put it near you and see you have enuogh lux according to the following usage list. HOW TO USE:We always neglected indoor lighting problem.Wrong illumination will influence your vision badly,and you will be the illumination counselor when you own our LIGHT METER.Simply put it near you and left the light sensor foward the lamp.Then reading meter.Different places and jobs need difference minimum lux.LIGHT METER can tell you the accurate lux when you are in classroom,office,factory,seeing TV,Living room,desk kitchen,typing,drafting.....ETC.